Woman indicted for 1975 cold case murder of teen roommate dies before trial

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Famed rapper Tupac Shakur was killed in a drive-by shooting in Las Vegas in September 1996. The case has been unsolved, though much speculation has surrounded who did it, including his rival The Notorious B.I.G (who was killed six months later), Marion "Suge" Knight or a gang member. He is still remembered as one of the greatest artists of all time.

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Amber Hagerman was taken from her bike in a parking lot in January 1996. After law enforcement spent countless hours searching for her, the 9-year-old's body  was found in a creek not far from the grocery five days later. Her death, which remains unsolved, prompted the nationwide Amber Alerts.

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In 1957, the body of a young boy was found wrapped in a flannel blanket and dumped in a cardboard box in Philadelphia. Investigators determined that the cause of death was multiple blows to the head and he may have been in the box anywhere between 2 days to 3 weeks. The boy's identity was never determined and the case was never solved.

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JonBenet Ramsey was found murdered in her Colorao home in 1996. The six-year-old beauty queen had been sexually assaulted and strangled at the time of her death. A ransom note had also been found prior to discovering her body, demanding $118,00 for Ramsey's safe return. Her parents had been main suspects in the case, but ultimately were not charged. Her case remains unsolved.

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In 1982, Tylenol capsules were laced with potassium cyanide, killing seven people in the Chicago area. Though the killer's identity was never determined, police believed whoever tampered with the drug was doing so in the store. The deaths sparked pharmaceutical and food industries to ramp up their packaging to make it harder for someone to interfere with drugs.

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Elizabeth Short, posthumously nicknamed "The Black Dahlia," was murdered in Los Angeles in 1947. Her body had been cut in half and her blood had been drained. The case quickly took over headlines for its graphic nature and location, the heart of Hollywood. Though many people confessed, all were later released based on lack of evidence.

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Jack the Ripper terrorized London in 1888, killing at least five female prostitutes. He also mutilated their bodies in ways that indicated he had an extensive knowledge of human anatomy. Jack the Ripper was never caught, making him one of England's most infamous serial killers.

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Brooklyn rapper Christopher Wallace, better known as "The Notorious B.I.G." or "Biggie Smalls," was gunned down and killed in a drive-by shooting in Los Angeles in March 1997. Like Tupac's murder, Biggie's killing has drawn countless conspiracy theories about who did it. He is credited for putting New York's name on the map at a time when the West Coast was dominating the rap genre.